Farid Hilmi Najim, M., Kumara Adji Kusuma, and Dewi Komala Sari. 2026. “Analysis of Product Differentiation, Brand Image, and Consumer Perceptions of Purchasing Decisions in E-Commerce”. Journal Research of Social Science, Economics, and Management 5 (11):12353-66. https://doi.org/10.59141/jrssem.v5i11.1482.